Физика сильнокоррелированных электронных систем, магнитные наноструктуры
Основные публикации:
1. S.G. Ovchinnikov, V.V. Val’kov, Hubbard operators in the Theory of Strongly correlated electrons, monograph, Imperial College Press, London-Singapure, 2004
2. Korshunov M.M., Gavrichkov V.A., Ovchinnikov S.G., Nekrasov I.A., Pchelkina Z.V., Anisimov V.I., Hybrid LDA and generalized tight-binding method for electronic structure calculations of strongly correlated electron systems // Phys.Rev. B. -2005. -72, 165104.
3. Ovchinnikov S.G., Magnetic collapse and electronic phase transitions at high pressure in transition metal oxides // Journ. of Magn. and Magnet.Materials 300, 243 (2006).
4. Ding Y., Haskel D., Ovchinnikov S.G., Tseng Y.-Ch., Orlov Yu.S., Mao N-K. A Novel Magnetic Transition in Magnetite Fe3O4 between 12-16 GPa, Phys. Rev. Lett. 100 , 045508, (2008).
5. Edelman I., Ovchinnikov S., Markov V., Kosyrev N., Seredkin V., Khudjakov A., Bondarenko G., Kesler V., Room-temperature ferromagnetism in Dy films doped with Ni // Physica B – 2008. – V. 403, pp. 3295–3301.
6. Gavriliuk A.G., Struzhkin V.V., Lyubutin I.S., Ovchinnikov S.G., Hu M.Y., Chow P. Another mechanism for the insulator-metal transition in BiFeO3 // Phys. Rev. – 2008. – V. 71, p. 155112.
7. Sorokin P.B., Avramov P.V., Kvashnin A.G., Kvashnin D.G., Ovchinnikov S.G., Fedorov A.S., “Density functional study of <110>-oriented thin silicon nanowires” // Physical Review B – 2008. – V. 77, p. 235417.
8. Varnakov S.N., Komogortsev S.V., Ovchinnikov S.G., Bartolomé J., Sesé J. Magnetic properties and nonmagnetic phases formation in nanostructured films (Fe/Si)n // J. Appl. Phys. 104, 094703 (2008)
9. N.N. Kosyrev, S.G. Ovchinnikov, Room temperature ferromagnetism of a double-layer Dy1-xNix/Ni structure: in situ magneto-optical measurements, JETP Letters 88 (2008) 141-143.
10. I.S. Lyubutin, S.G. Ovchinnikov, A.G. Gavriliuk, et al., Spin-crossover-induced Mott transition and the other scenarios of metallization in 3d(n) metal compounds, Phys. Rev. B 79 (2009) 085125.
11. Nesterov A.I., Ovchinnikov S.G. Spin crossover: the quantum phase transition induced by high pressure. Pis’ma v ZhETF, vol. 90, iss. 7, pp.580-583 (2009).
12. Lyubutin I.S., Ovchinnikov S.G., Gavriliuk A.G., Struzhkin V.V. Spin-crossover-induced Mott transition and the other scenarios of metallization in 3dn metal compounds. Phys. Rev. B – (2009). – V.79.- P.085125.
13. Bartolom´e J. Arauzo A., Kazak N.V., Ivanova N.B., Ovchinnikov S.G., Knyazev Yu.V., and Lyubutin I.S. Uniaxial magnetic anisotropy in Co2.25Fe0.75O2BO3 compared to Co3O2BO3 and Fe3O2BO ludwigites . Physical Review B -2011. – Vol.83. – P.144426
14. Kim J. Shvyd’ko Yu., Ovchinnikov S.G. Charge transfer and Mott-Hubbard excitations in FeBO3: An Fe K-edge inelastic x-ray scattering study . Phys.Rev.B – 2011. – Vol.83. – P.235109
15. Alexander G. Gavriliuk, Viktor V. Struzhkin, Sergey G. Ovchinnikov, Yong Yu, Maxim M. Korshunov, Anna A. Mironovich, Jung-Fu Lin, Changqing Jin. P-T phase diagram of iron arsenide superconductor NdFeAsO0.88F0.12, EPL (Europhysics Letters) (impact factor: 2.17) 100,,46005 (2012).
16. Lyubutin I.S., Struzhkin V.V., Mironovich A.A., Gavriliuk A.G., Naumov P.G., Lin J.F., Ovchinnikov S.G., Sinogeikin S., Chow P., Xiao Y., and Hemley R.J. Quantum critical point and spin fluctuations in lower mantle ferropericlase // Proceedings of National Academy of Science of USA (PNAS). – 2013. – V.110(18). – P.7142 – 7147.
17. S.G.Ovchinnikov, I.A.Makarov, E.I.Shneyder, Yu.N.Togusheva, V.A.Gavrichkov, M.M.Korshunov. Magnetic mechanism of Pairing in strongly correlated electron systems of copper oxides. In. C.Taylor (Ed.) Recent Advances in Superconductivity Research, Nova Science Publishers, N.Y.,USA, 2013, pp. 93-144